How do you punish an immortal?By making him human.After angering his father Zeus, the god Apollo is cast down from Olympus. Weak and disoriented, he lands in New York City as a regular teenage boy. Now, without his godly powers, the four-thousand-year-old deity must learn to survive in the modern world until he can somehow find a way to regain Zeus's favor.But Apollo has many enemies-gods, monsters, and mortals who would love to see the former Olympian permanently destroyed. Apollo needs help, and he can think of only one place to go . . . an enclave of modern demigods known as Camp Half-Blood.Also included, a bonus short story: "Percy Jackson and the Singer of Apollo"

Rick Riordan, dubbed "storyteller of the gods" by Publishers Weekly, is the author of five #1 New York Times best-selling middle grade series with millions of copies sold throughout the world: Percy Jackson and the Olympians, The Heroes of Olympus, and the Trials of Apollo, based on Greek and Roman mythology; the Kane Chronicles, based on Ancient Egyptian mythology; and Magnus Chase and the Gods of Asgard, based on Norse mythology. Rick collaborated with illustrator John Rocco on two #1 New York Times best-selling collections of Greek myths for the whole family: Percy Jackson's Greek Gods and Percy Jackson's Greek Heroes. Rick lives in Boston, Massachusetts with his wife and two sons. Follow him on Twitter at @camphalfblood.